43 Result(s)

Article

Nutritional and Possible Medicinal Value of Siberian Sturgeon (Acipenser baerii) and Sterlet (Acipenser ruthenus) Ovarian Fluid

Chemical analysis of samples of ovarian fluid (OF), a secondary product of breeding of the two common species of Acipenseridae family in Russian aquaculture, was carried out in order to assess its nutritional ...

M. V. Mikhailova, K. V. Zolotarev, A. N. Mikhailov… in Applied Biochemistry and Microbiology (2024)

Article

Resistive Switching in Metal–Oxide–Semiconductor Structures with GeSi Nanoislands on a Silicon Substrate

It is shown that self-forming GeSi nanoislands built into the dielectric–semiconductor interface in the Si(001)-based metal–oxide–semiconductor (MOS) structures with the SiO_x and ZrO₂(Y) dielectric layers obtaine...

S. V. Tikhov, V. G. Shengurov, S. A. Denisov, I. N. Antonov… in Technical Physics (2020)

Article

Capillary End Effects in Reservoirs with Heterogeneous Wettability

A new type of capillary end effect in oil and gas reservoirs due to heterogeneous wettability has been justified. This type of capillary end effect is not related to the contrast of reservoir rock permeability...

N. N. Mikhailov, Academician O. M. Ermilov, A. N. Mikhailov in Doklady Earth Sciences (2020)

Article

Carnosine Levels in the Muscle Tissues of Sturgeons and Their Hybrids

The determination of the carnosine level in fish muscle tissues is helpful for the purposes of general biology and comparative muscle physiology of various fish species; it may be also useful for estimation of...

M. V. Mikhailova, V. N. Prozorovskiy… in Applied Biochemistry and Microbiology (2020)

Article

Hydrothermal Transformations of Organic Matter of Carbon-Rich Domanik Rock in Carbon Dioxide Environment at Different Temperatures

The influence of temperature on the nature of transformation of organic matter (OM) of carbon-rich rocks from Upper Devonian Semilukian–Mendymian (domanik) deposits of the Berezovskaya area of the Romashkino o...

G. P. Kayukova, A. N. Mikhailov, I. P. Kosachev, V. P. Morozov… in Petroleum Chemistry (2020)

Article

Electrophysical Characteristics of Multilayer Memristive Nanostructures Based on Yttria-Stabilized Zirconia and Tantalum Oxide

The electrophysical characteristics of a multilayer memristive Au/Ta/ZrO₂(Y)/TaO_x/TiN structure have been studied. Electron and ion electret effects due to charge carrier trap** and ion migration polarization i...

S. V. Tikhov, A. I. Belov, D. S. Korolev, I. N. Antonov, A. A. Sushkov… in Technical Physics (2020)

Article

Phase Diagrams of Thin Disordered Films Based on HTSC YBa₂Cu₃O_7 – x in External Magnetic Fields

An unusual decrease in the slope of the upper critical field near T_c0 at a gradual increase in the ion implantation dose has been experimentally observed in narrow bridges formed on the base of thin HTSC YBa₂Cu₃O

A. V. Antonov, A. V. Ikonnikov, D. V. Masterov… in Physics of the Solid State (2019)

Article

Correlation between LC₅₀ for Adult Fish and Fish Embryos

Testing for substance toxicity for living organisms is an important step in the development and adaptation of new drugs for various purposes. Analysis of the dependences between toxicological parameters of che...

K. V. Zolotarev, K. V. Nakhod… in Bulletin of Experimental Biology and Medic… (2017)

Article

Dependence between LD₅₀ for Rodents and LC₅₀ for Adult Fish and Fish Embryos

We revealed empirical dependences between common logarithm of a ratio of rat oral LD₅₀ to LC^a ₅₀ for adult fish and lgP for 50 different chemicals; and common logarithm of a ratio of the o...

K. V. Zolotarev, N. F. Belyaeva… in Bulletin of Experimental Biology and Medic… (2017)

Article

Energy characteristics of the atomic particle flux in a carbon nanotube

The energy characteristics of a homogeneous particle flux channeled inside single-wall carbon nanotubes (SWNTs) of three types (10, 10), (10, 0), and (11, 9) are considered in this paper. The energy losses of ...

I. V. Lysova, A. N. Mikhailov in Journal of Surface Investigation. X-ray, S… (2015)

Article

Structure and luminescence of silicon irradiated by protons

The temperature dependence of photoluminescence (PL) in the range 8–300 K is studied for single crystalline silicon irradiated by protons at high temperatures. It is shown that the samples with p-type conductivit...

N. N. Gerasimenko, A. N. Mikhailov… in Inorganic Materials: Applied Research (2014)

Article

Model of photoluminescence from ion-synthesized silicon nanocrystal arrays embedded in a silicon dioxide matrix

A four-level model of photoluminescence from Si nanocrystal arrays embedded in a SiO₂ matrix is suggested. The model allows for thermally activated transitions between singlet and triplet levels in the exchange-s...

S. N. Nagornykh, V. I. Pavlenkov, A. N. Mikhailov, A. I. Belov… in Technical Physics (2012)

Article

Synchrotron investigations of electronic and atomic-structure peculiarities for silicon-oxide films’ surface layers containing silicon nanocrystals

Films obtained using molecular-beam deposition of SiO powder on c-Si (111) substrates for the purpose of SiO2 system formation with silicon nanocrystals were investigated before and after 900–1100°C annealing by ...

V. A. Terekhov, S. Yu. Turishchev… in Journal of Surface Investigation. X-ray, S… (2011)

Article

Phosphorus do** as an efficient way to modify the radiative interband recombination in silicon nanocrystals

Experimental results on photoluminescence spectra and kinetics obtained in the studies of SiO₂ oxide layers nanostructured by ion implantation of silicon with subsequent do** and annealing are systematized. It ...

A. I. Belov, V. A. Belyakov, V. A. Burdov… in Journal of Surface Investigation. X-ray, S… (2009)

Article

The light-emitting and optical properties of high-optical-quality organic glasses doped with europium tris(benzoyltrifluoroacetonate)

Two types of transparent high-optical-quality organic glasses (rigid and flexible, 40 × 40 × 2.2 mm in size) containing 0.6–3.2 mass % europium tris(benzoyltrifluoroacetonate) (0.1–0.6 mass % of Eu) were obtai...

G. A. Domrachev, V. V. Semenov, N. V. Zolotareva… in Nanotechnologies in Russia (2009)

Article

Photoluminescence and EPR of porous silicon formed on n ⁺ and p ⁺ single crystals implanted with boron and phosphorus ions

The effect of combined do** by shallow donor and acceptor impurities on boosting the quantum yield of porous-silicon photoluminescence (PL) in the visible and near IR range was studied using phosphorus and b...

E. S. Demidov, I. S. Rassolova, O. N. Gorshkov… in Physics of the Solid State (2008)

Article

Spectral-luminescent properties of low-defect organic glasses doped with europium tris(benzoyltrifluoroacetonate)

V. V. Semenov, N. V. Zolotareva, L. G. Klapshina… in Doklady Physical Chemistry (2008)

Article

On the electro-corrosion of the elements of radio-electronic network

Certain peculiarities of the corrosion of elements of radio-electronic devices are studied. The mechanism of this phenomenon, kinetic factors, concomitant hazards, and conditions for its prevention are described.

A. A. Gerasimenko, A. N. Mikhailov in Protection of Metals (2007)

Article

Defect sites in thin films of germanium dioxide irradiated with silicon ions

Optical transmission spectra of GeO₂ films irradiated with silicon ions and subjected to postimplantation annealing in the regime of silicon nanocrystal formation are analyzed. It is shown that point defects form...

O. N. Gorshkov, D. I. Tetel’baum… in Journal of Surface Investigation. X-ray, S… (2007)

Article

Synchrotron investigations of the electron structure of silicon nanocrystals in a SiO₂ matrix

Silicon ions are implanted into silicon oxide thin films obtained by the thermal oxidation of silicon wafers in wet oxygen. The implantation dose is accumulated either once or cyclically, and the samples are a...

V. A. Terekhov, S. Yu. Turishchev… in Journal of Surface Investigation. X-ray, S… (2007)